Explain what is meant by the statement, “cells are very different, yet very similar.”

An easy way to calculate the amount of energy available at each level is to what?

Which units ate used to measure both velocity and speed? check all that apply

Below are the three main organs that make up the plant body. what is the main function of the structure that is identified as b in the picture above? it anchors the plant.it produces food.it absorbs nutrients.it supports the plan